Forms of Language Errors in Speaking Practices of Foreign Students Through Online Ukbipa Application. - Rahmi Yulia Ningsih; Chandra Kurniawan Wiharja; Kristianus Oktriono; Endang Ernawati (ICEEL, 2018)

Development of Heutadigital Learning Model in Indonesian Web-based Learning. - Lifia Yola Febrianti; Rahmi Yulia Ningsih; Robita Ika Annisa; Henry Chong; Kristianus Oktriono (SIET, 2022)